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How do substances move across a membrane?
The membrane allows it and cytoplasm also helps it.
What is the function of a transport protien?
it helps move certain substances such as water and sugar across the membrane.
What membrane components allow movement of non-polar substances across membrane?
Integral proteins allow movement of non-polar substances across membranes.
How does a protein transport substances across a cell membrane?
carrier protein
What are the processes involved in moving substances across the cell membrane?
Diffusion
What does a plasma membrane protein do?
Helps substances move in and out of the cell
What biomolecule helps transport molecules across the membrane?
proteins
What happens during the process of faciltated diffusion?
An Integral Membrane Protein Assists A Specific Substances Across The Membrane.
What is the barrier around the that lets substances move across it?
cell surface membrane
What is The plasma membrane helps to maintain a cells what?
The plasma membrane helps to maintain homeostassi within the cell by allowing substances to move in and out of the cell the plasma membrane is used to maintain homeostasis within the cell by allowing substances to move in and out of the cell
What helps moves things across the membrane?
transportation
How does the cell membrane help maintain homeostasis?
The cell membrane helps a cell maintain homoeostasis by regulating the movement of substances in and out of the cell. The cell membrane is a lipid bilayer which is selectively permeable to substances.
